Bump jinja2 from 2.11.3 to 3.1.3 in /frameworks/Python/api_hour

Bumps [jinja2](https://github.com/pallets/jinja) from 2.11.3 to 3.1.3.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](pallets/jinja@2.11.3...3.1.3)

---
updated-dependencies:
- dependency-name: jinja2
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

frameworks/Python/api_hour/requirements.txt

@@ -6,7 +6,7 @@ asyncio-redis==0.13.4
 chardet==2.3.0
 gunicorn==19.9.0
 hiredis==0.2.0
-Jinja2==2.11.3
+Jinja2==3.1.3
 MarkupSafe==0.23
 piprot==0.9.1
 psycopg2==2.7.5